<template>
  <div class="flex-grow-1 container-p-y" :class="[layout]">
    <el-card>
      <div class="search-hide">
        <a v-on:click="searchShow = !searchShow">
          <i :class="searchShow ? 'el-icon-arrow-up' : 'el-icon-search'"></i>
        </a>
      </div>
      <div class="filter-area" v-if="searchShow">
        <el-form :model="queryParams" ref="queryForm" :inline="true" label-width="100px">
          <el-form-item>
            <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
            <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
          </el-form-item>
        </el-form>
      </div>
      <div style="padding:20px;">
        <el-row :gutter="5" class="mb8">
          <el-col :span="1.5">
            <el-button type="primary" icon="el-icon-plus" size="mini" @click="handleAdd"
              v-hasPermi="['icon:avatar:add']">新增</el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button type="success" icon="el-icon-edit" size="mini" :disabled="single" @click="handleUpdate"
              v-hasPermi="['icon:avatar:edit']">修改</el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button type="danger" icon="el-icon-delete" size="mini" :disabled="multiple" @click="handleDelete"
              v-hasPermi="['icon:avatar:remove']">删除</el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button type="warning" icon="el-icon-download" size="mini" @click="handleExport"
              v-hasPermi="['icon:avatar:export']">导出</el-button>
          </el-col>
        </el-row>
      </div>

      <el-table v-loading="loading" :data="avatarList" @sort-change="handleSortChange"
        @selection-change="handleSelectionChange">
        <el-table-column type="selection" width="60" align="center" />
        <el-table-column label="ID" align="center" prop="id" v-if="false" />
        <el-table-column label="Icon" sortable="custom" align="center" prop="icon">
          <template slot-scope="scope">
            <img :src="scope.row.icon" class="row-img-icon" alt="">
          </template>
        </el-table-column>
        <el-table-column label="操作" fixed="right" align="center" width="200px" class-name="small-padding fixed-width">
          <template slot-scope="scope">
              <el-popover trigger="click">
              <div class="flex-c-btns">
            <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)"
              v-hasPermi="['icon:avatar:edit']"></el-button>
            <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)"
              v-hasPermi="['icon:avatar:remove']"></el-button>
              </div>
              <a slot="reference"><i class="ti ti-dots-vertical g-row-opt"></i></a>
            </el-popover>
          </template>
        </el-table-column>
      </el-table>

      <pagination v-show="total > 0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize"
        @pagination="getList" />
    </el-card>

    <Footer :layout="layout"/>
    <!-- 添加或修改IconAvatar对话框 -->
    <el-dialog :title="title" :close-on-click-modal="false" :visible.sync="open" :width="dialogWidth" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="100px">
        <el-form-item label="Icon" prop="icon">
          <!-- <el-input v-model="form.icon" type="textarea" :rows="4" placeholder="请输入内容" /> -->
          <el-upload
            :action="uploadImgUrl"
            name="file"
            :headers="headers"
            :show-file-list="false"
            :on-success="(res)=>{form.icon=res.url;}"
            :on-error="uploadError"
            :before-upload="beforeUpload"
            accept='.jpg,.jpeg,.png,.gif'
          >
          <div class="upload-btn-box">
            <i class="el-icon-plus" v-if="!form.icon"></i>
            <img class="rst-img" :src="form.icon" alt="" v-if="form.icon">
        </div>
        </el-upload>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
    <el-drawer title="IconAvatar" :visible.sync="showDrawer" :size="drawerWidth" :with-header="false">
      <el-row :gutter="5" style="display: block;padding: 10px 10px 10px 20px">
        <el-button :disabled="showDrawerIndex === 1" icon="el-icon-d-arrow-left" type="primary" size="mini"
          @click="handlePrevRowClick"></el-button>
        <span style="padding:0 5px;">{{ showDrawerIndex }}（第{{ queryParams.pageNum }}页）</span>
        <el-button :disabled="showDrawerIndex === avatarList.length" icon="el-icon-d-arrow-right" type="primary"
          size="mini" @click="handleNextRowClick"></el-button>
      </el-row>
      <div :style="drawerStyle">
        <el-form ref="form" :model="form" :rules="rules" label-width="100px">
          <el-form-item label="Icon" prop="icon">
            <span>{{ form.icon }}</span>
          </el-form-item>
        </el-form>
      </div>
    </el-drawer>
  </div>
</template>

<script>
import { getToken } from '@/utils/auth'
import Footer from '../../../components/Footer'
import { listAvatar, getAvatar, delAvatar, addAvatar, updateAvatar, exportAvatar } from "@/api/icon/avatar";

export default {
  name: "Avatar",
  components: { Footer },
  data() {
    return {
      uploadImgUrl: process.env.VUE_APP_BASE_API + "/common/upload", // 上传的图片服务器地址
      headers: {
        Authorization: 'Bearer ' + getToken()
      },
      // 显示搜索区域
      searchShow: true,
      // 显示drawer相关设置
      showDrawer: false,
      drawerWidth: document.documentElement.clientWidth < 800 ? "72%" : "67%",
      showDrawerIndex: 0,
      drawerStyle: 'overflow-y: scroll;padding: 10px;height: ' + (document.documentElement.clientHeight - 80) + 'px;',
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // dialogWidth
      dialogWidth: document.documentElement.clientWidth < 800 ? "320px" : "500px",
      // 总条数
      total: 0,
      // IconAvatar表格数据
      avatarList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        icon: undefined
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        icon: [
          { required: true, message: "Icon不能为空", trigger: "blur" }
        ]
      }
    };
  },
  computed: {
    layout() {
      return localStorage.getItem('v-layout-content') || 'container-xxl';
    }
  },
  created() {
    window.addEventListener('resize', this.handleResize)
    this.getList();
  },
  beforeDestroy: function () {
    window.removeEventListener('resize', this.handleResize)
  },
  methods: {
    beforeUpload(file) {
      let fileType = file.type;
			if(fileType === 'image/jpeg' || fileType === 'image/png'){
				return true;
			}else {
				this.$message.error('请插入图片类型文件(jpg/jpeg/png)');
				return false;
			}
    },
    // 富文本图片上传失败
    uploadError() {
      // loading动画消失
      this.$message.error("图片插入失败");
    },
    /** 查询IconAvatar列表 */
    getList() {
      this.loading = true;
      listAvatar(this.queryParams).then(response => {
        this.avatarList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: undefined,
        icon: undefined
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length != 1
      this.multiple = !selection.length
    },
    handlePrevRowClick() {
      --this.showDrawerIndex
      this.form = this.avatarList[this.showDrawerIndex - 1];
    },
    handleNextRowClick() {
      ++this.showDrawerIndex
      if (this.avatarList.length >= this.showDrawerIndex) {
        this.form = this.avatarList[this.showDrawerIndex - 1];
      }
    },
    handleShowDetailClick(row, index) {
      this.showDrawerIndex = 1 + index
      this.form = row;
      this.showDrawer = true;
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加IconAvatar";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getAvatar(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改IconAvatar";
      });
    },
    /** 提交按钮 */
    submitForm: function () {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != undefined) {
            updateAvatar(this.form).then(response => {
              if (response.code === 200) {
                this.msgSuccess("修改成功");
                this.open = false;
                this.getList();
              }
            });
          } else {
            addAvatar(this.form).then(response => {
              if (response.code === 200) {
                this.msgSuccess("新增成功");
                this.open = false;
                this.getList();
              }
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$confirm('是否确认删除IconAvatar编号为"' + ids + '"的数据项?', "警告", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning"
      }).then(function () {
        return delAvatar(ids);
      }).then(() => {
        this.getList();
        this.msgSuccess("删除成功");
      }).catch(function () { });
    },
    /** 导出按钮操作 */
    handleExport() {
      const queryParams = this.queryParams;
      this.$confirm('是否确认导出所有IconAvatar数据项?', "警告", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning"
      }).then(function () {
        return exportAvatar(queryParams);
      }).then(response => {
        this.download(response.msg);
      }).catch(function () { });
    },
    /** 弹出对话框的屏幕适应 */
    handleResize(event) {
      if (this.dialogWidth === '500px') {
        if (document.body.clientWidth < 800) {
          this.dialogWidth = "320px"
        }
      } else if (document.body.clientWidth >= 800) {
        this.dialogWidth = '500px'
      }
    },
    handleSortChange(e) {
      if (e.order === "descending") {
        this.queryParams.orderByColumn = e.prop
        this.queryParams.isAsc = 'desc'
      } else if (e.order === "ascending") {
        this.queryParams.orderByColumn = e.prop
        this.queryParams.isAsc = 'asc'
      } else {
        this.queryParams.orderByColumn = null
        this.queryParams.isAsc = null
      }
      this.getList()
    }
  }
};
</script>
<style lang="scss" scoped>
::v-deep .el-dialog__body {
  padding: 20px 20px 5px 20px;
  border-style: solid;
  border-width: 0px 0 2px 0;
  border-color: whitesmoke;
}

::v-deep .el-dialog__footer {
  padding: 12px 20px;
}

@media (max-width:480px) {
  ::v-deep .el-dialog__body {
    padding: 20px 20px 5px 20px;
    border-style: solid;
    border-width: 0px 0 2px 0;
    border-color: whitesmoke;
  }

  ::v-deep .el-dialog__footer {
    padding: 12px 20px;
  }

  ::v-deep .el-pagination__sizes {
    margin: 0;
  }

  ::v-deep .el-pagination .el-select .el-input {
    width: 85px;
    margin: 0;
  }

  ::v-deep .el-pagination__total {
    margin-right: 2px;
  }

  ::v-deep .el-pagination__jump {
    display: none !important;
  }
}
</style>
